<template>
  <t-form size="small">
    <t-radio-group v-model="radioValue">
    <t-form-item layout="inline">
      <t-radio :value="1" label="日，允许的通配符[, - * ? / L W]">
      </t-radio>
    </t-form-item>
    <t-form-item layout="inline">
      <t-radio :value="2" label="不指定">
      </t-radio>
    </t-form-item>

    <t-form-item layout="inline">
      <t-radio :value="3" label="周期从">
      </t-radio>
      <t-input-number :allowInputOverLimit="false" v-model='cycle01' :min="1" :max="30"/>
      -
      <t-input-number :allowInputOverLimit="false" v-model='cycle02' :min="cycle01 ? cycle01 + 1 : 2" :max="31"/>
      日
    </t-form-item>

    <t-form-item layout="inline">
      <t-radio :value="4" label="从">
      </t-radio>
      <t-input-number :allowInputOverLimit="false" v-model='average01' :min="1" :max="30"/>
      号开始，每
      <t-input-number :allowInputOverLimit="false" v-model='average02' :min="1" :max="31 - average01 || 1"/>
      日执行一次
    </t-form-item>

    <t-form-item layout="inline">
      <t-radio :value="5" label="每月">
      </t-radio>
      <t-input-number :allowInputOverLimit="false" v-model='workday' :min="1" :max="31"/>
      号最近的那个工作日
    </t-form-item>

    <t-form-item layout="inline">
      <t-radio :value="6" label="本月最后一天">
      </t-radio>
    </t-form-item>

    <t-form-item layout="inline">
      <t-radio :value="7" label="指定">
      </t-radio>
      <t-select style="width: 240px" clearable v-model="checkboxList" placeholder="可多选" multiple>
        <t-option v-for="item in 31" :key="item" :value="item">{{ item }}</t-option>
      </t-select>
    </t-form-item>
    </t-radio-group>
  </t-form>
</template>

<script>
export default {
  name: 'crontab-day',
  props: ['check', 'cron'],
  data() {
    return {
      radioValue: 1,
      workday: 1,
      cycle01: 1,
      cycle02: 2,
      average01: 1,
      average02: 1,
      checkboxList: [],
      checkNum: this.$options.propsData.check
    }
  },
  computed: {
    // 计算两个周期值
    cycleTotal () {
      const cycle01 = this.checkNum(this.cycle01, 1, 30)
      const cycle02 = this.checkNum(this.cycle02, cycle01 ? cycle01 + 1 : 2, 31, 31)
      return `${cycle01  }-${  cycle02}`;
    },
    // 计算平均用到的值
    averageTotal () {
      const average01 = this.checkNum(this.average01, 1, 30)
      const average02 = this.checkNum(this.average02, 1, 31 - average01 || 0)
      return `${average01  }/${  average02}`;
    },
    // 计算工作日格式
    workdayCheck () {
      return this.checkNum(this.workday, 1, 31);
    },
    // 计算勾选的checkbox值合集
    checkboxString () {
      const str = this.checkboxList.join();
      return str === '' ? '*' : str;
    }
  },
  watch: {
    'radioValue': 'radioChange',
    'cycleTotal': 'cycleChange',
    'averageTotal': 'averageChange',
    'workdayCheck': 'workdayChange',
    'checkboxString': 'checkboxChange',
  },
  methods: {
    // 单选按钮值变化时
    radioChange() {
      if (this.radioValue !== 2 && this.cron.week !== '?') {
        this.$emit('update', 'week', '?', 'day')
      }
      switch (this.radioValue) {
      case 1:
        this.$emit('update', 'day', '*');
        break;
      case 2:
        this.$emit('update', 'day', '?');
        break;
      case 3:
        this.$emit('update', 'day', this.cycleTotal);
        break;
      case 4:
        this.$emit('update', 'day', this.averageTotal);
        break;
      case 5:
        this.$emit('update', 'day', `${this.workday  }W`);
        break;
      case 6:
        this.$emit('update', 'day', 'L');
        break;
      case 7:
        this.$emit('update', 'day', this.checkboxString);
        break;
      default:
        break;
      }
    },
    // 周期两个值变化时
    cycleChange() {
      if (this.radioValue === 3) {
        this.$emit('update', 'day', this.cycleTotal);
      }
    },
    // 平均两个值变化时
    averageChange() {
      if (this.radioValue === 4) {
        this.$emit('update', 'day', this.averageTotal);
      }
    },
    // 最近工作日值变化时
    workdayChange() {
      if (this.radioValue === 5) {
        this.$emit('update', 'day', `${this.workdayCheck  }W`);
      }
    },
    // checkbox值变化时
    checkboxChange() {
      if (this.radioValue === 7) {
        this.$emit('update', 'day', this.checkboxString);
      }
    }
  }
}
</script>
<style scoped lang="less">
.t-radio-group .t-radio{
  margin-right: 5px;
}
.t-radio-group.t-radio-group__outline{
  flex-direction: column;
  align-items: flex-start;
}
</style>
